Home / 445,485,368.16-614,760,560.55-247,235,349.06

Finding the Fourth Proportional to 445,485,368.16, 614,760,560.55 and 247,235,349.06

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Solution

The fourth proportional to 445,485,368.16, 614,760,560.55 and 247,235,349.06 is: 341,179,649.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,485,368.16 : 614,760,560.55 = 247,235,349.06 : x
  2. Step 2: Convert to fraction form
    445,485,368.16/614,760,560.55 = 247,235,349.06/x
  3. Step 3: Cross multiply
    445,485,368.16x = 614,760,560.55 × 247,235,349.06
  4. Step 4: Simplify right side
    445,485,368.16x = 151,990,541,775,900,512
  5. Step 5: Solve for x
    x = 151,990,541,775,900,512/445,485,368.16
  6. Step 6: Final answer
    x = 341,179,649.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.